Combination step ladder, hand truck and dolly device



FIG. 1 is a perspective view of a preferred embodiment of the combination step ladder, hand truck and dolly device of the present invention in a step ladder configuration;

FIG. 2 is a side elevational view of the device of FIG. 1;

FIG. 3 is a front elevational view of the device of FIG. 1;

FIG. 4 is a rear elevational view of the device of FIG. 1;

FIG. 5 is a top plan view of the device of FIG. 1;

FIG. 6 is a bottom plan view of the device of FIG. 1; and

FIG. 7 is a perspective view of the device of FIG. 1, shown in a dolly configuration;

FIG. 8 is a top plan view of the device of FIG. 7;

FIG. 9 is a bottom plan view of the device of FIG. 7;

FIG. 10 is a rear elevational view of the device of FIG. 7;

FIG. 11 is a front elevational view of the device of FIG. 7;

FIG. 12 is a side elevational view of the device of FIG. 7;

FIG. 13 is a perspective view of the device of FIG. 1, shown in a hand truck configuration;

FIG. 14 is a front elevational view of the device of FIG. 13;

FIG. 15 is a rear elevational view of the device of FIG. 13;

FIG. 16 is a side elevational view of the device of FIG. 13;

FIG. 17 is a top plan view of the device of FIG. 13; and,

FIG. 18 is a bottom plan view of the device of FIG. 13. 

I claim the ornamental design for the combination step ladder, hand truck and dolly device, as shown and described. 